Re: Any Cronyx Tau* (ce(4) or cp(4)) users ?

From: Gleb Smirnoff <glebius_at_freebsd.org>
Date: Thu, 16 Dec 2021 16:54:35 UTC 
On Thu, Dec 16, 2021 at 07:53:10AM -0800, Gleb Smirnoff wrote:
T> P.S. If you really wish to deprecate something, I can suggest you to
T> sacrifice sbni(4) :)

P.P.S.
The driver actually provides a historical example: a driver removed,
later appeared not only used by somebody but even having a
responding vendor:

commit ceee59fa5ac606fe28b18086dd07f526ef717f55
Author: John Baldwin <jhb@FreeBSD.org>
Date:   Wed Sep 10 18:42:19 2008 +0000

    Disable the inline assembly crc32 routine and use the C version instead.
    The assembly version is reported to be broken on 5.x+.
    
    PR:             kern/100425
    Submitted by:   Rashid N. Achilov  shelton www.granch.ru
    MFC after:      1 week

commit 26e46883290bfef867a15fb276b4eb7ee598dce6
Author: John Baldwin <jhb@FreeBSD.org>
Date:   Wed Sep 10 18:36:58 2008 +0000

    Resurrect the sbni(4) driver.  Someone finally tested the MPSAFE patches and
    the driver worked ok with them.
    
    Tested by:      friends of yar

commit e9a31041c016f6e2042440c9f18627b7708fc334
Author: John Baldwin <jhb@FreeBSD.org>
Date:   Fri Jul 4 21:06:57 2008 +0000

    Remove the sbni(4) driver.  No one responded to calls to test it on
    current@ and stable@.

-- 
Gleb Smirnoff